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Round|Lab Grown|IGI

1.48ct D VS1 Round Lab Grown Diamond

EX • D/VS1 • IGI LG778665139

Shape and cutting style on the report: Round brilliant

Certificate IGI LG778665139

Diamond specifications and retailer prices

From $339 NZD
$191 USD
As of November 1, 2026
Save $1,732 NZD (84%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $4,243 NZD at Queensmith · As of October 28, 2026
View at Queensmith

About this 1.48ct lab-grown round diamond

This 1.48ct lab-grown round sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG778665139 or 778665139. Listed at 22 retailers as of November 1, 2026, with a 510% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.48
Carat
D
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG778665139
Dimensions7.28 × 7.19 × 4.54 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
7.28 mm7.19 mm1.48 ctD / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG778665139
Side View
Table 58.0%Crown 35.7°Girdle: MED-STKPavilion 41.3°Culet: NoneDepth 62.7%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $765 NZD|Low: $339 NZD|High: $2,110 NZD|Avg: $951 NZD|-2.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
November 3, 2026
Retailer 17$339 NZD
Retailer 6$379 NZD
Retailer 12$395 NZD
Retailer 7$421 NZD
Retailer 10$446 NZD
Retailer 2$569 NZD
Retailer 15$715 NZD
Retailer 16$727 NZD
Retailer 9$745 NZD
Retailer 1$765 NZD
Retailer 3$878 NZD
Retailer 4$976 NZD
Retailer 14$1,027 NZD
Retailer 13$1,081 NZD
Retailer 8$1,354 NZD
Retailer 5$1,450 NZD
Retailer 11$1,475 NZD
Retailer 18$1,971 NZD
Retailer 19$2,071 NZD

35 data points across 19 retailers

22 retailers$339 NZD to $2,071 NZD

A
Cheapest Retailer
-
$339 NZD
$191 USD
A
Retailer 2
-
$379 NZD
$213 USD
View
Final sale: no returns
A
Retailer 3
-
$395 NZD
$222 USD
View
A
Retailer 4
-
$421 NZD
$237 USD
View
Retailer 5
-
$446 NZD
$251 USD
View
Price last confirmed 8 days ago
B+
Retailer 6
-
$569 NZD
$320 USD
View
A
Retailer 7
-
$715 NZD
£317 GBP
View
A
Retailer 8
-
$727 NZD
ZAR 6,610 ZAR
View
A
Retailer 9
-
$745 NZD
€399 EUR
View
A
Retailer 10
-
$765 NZD
£339 GBP
View
A
Retailer 11
-
$878 NZD
$494 USD
View
B+
Retailer 12
-
$976 NZD
$549 USD
View
B+
Retailer 13
-
$1,027 NZD
A$889 AUD
View
B+
Retailer 14
-
$1,081 NZD
$608 USD
View
Retailer 15
-
$1,244 NZD
$700 USD
View
Price last confirmed 28 days ago
Retailer 16
-
$1,308 NZD
$736 USD
View
Price last confirmed 47 days ago
B+
Retailer 17
-
$1,354 NZD
$762 USD
View
B+
Retailer 18
-
$1,450 NZD
$816 USD
View
B+
Retailer 19
-
$1,475 NZD
$830 USD
View
B
Retailer 20
-
$1,971 NZD
£873 GBP
View
B
Retailer 21
-
$2,071 NZD
$1,165 USD
View
Most Expensive
Queensmith
LG778665139 · Oct 28
$4,243 NZD
£1,880 GBP
View
Price under review
21 more retailers have this diamond
Prices start from $339 NZDSave up to $1,732 NZD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
1.48ct Round
$339 NZD